1 files changed, 73 insertions, 4 deletions

diff --git a/arm_compute/runtime/NEON/functions/NESlice.h b/arm_compute/runtime/NEON/functions/NESlice.h
index 834ec27a33..70a688d3b0 100644
--- a/arm_compute/runtime/NEON/functions/NESlice.h
+++ b/arm_compute/runtime/NEON/functions/NESlice.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2019 ARM Limited.
+ * Copyright (c) 2018-2021 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -24,7 +24,8 @@
 #ifndef ARM_COMPUTE_NE_SLICE_H
 #define ARM_COMPUTE_NE_SLICE_H
 
-#include "arm_compute/runtime/NEON/INESimpleFunctionNoBorder.h"
+#include "arm_compute/runtime/IFunction.h"
+#include "arm_compute/runtime/NEON/INEOperator.h"
 
 namespace arm_compute
 {
@@ -32,11 +33,32 @@ namespace arm_compute
 class ITensor;
 
 /** Basic function to perform tensor slicing */
-class NESlice : public INESimpleFunctionNoBorder
+class NESlice : public IFunction
 {
 public:
+    /** Default Constructor */
+    NESlice();
+    /** Default Destructor */
+    ~NESlice();
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    NESlice(const NESlice &) = delete;
+    /** Default move constructor */
+    NESlice(NESlice &&);
+    /** Prevent instances of this class from being copied (As this class contains pointers) */
+    NESlice &operator=(const NESlice &) = delete;
+    /** Default move assignment operator */
+    NESlice &operator=(NESlice &&);
+
     /** Configure kernel
      *
+     * Valid data layouts:
+     * - All
+     *
+     * Valid data type configurations:
+     * |src    |dst    |
+     * |:------|:------|
+     * |All    |All    |
+     *
      * @note Supported tensor rank: up to 4
      * @note Start indices must be non-negative. 0 <= starts[i]
      * @note End coordinates can be negative, which represents the number of elements before the end of that dimension.
@@ -63,7 +85,54 @@ public:
      *
      * @return A status
      */
-    static Status validate(const ITensorInfo *input, const ITensorInfo *output, const Coordinates &starts, const Coordinates &ends);
+    static Status
+    validate(const ITensorInfo *input, const ITensorInfo *output, const Coordinates &starts, const Coordinates &ends);
+
+    // Inherited methods overridden:
+    void run() override;
+
+private:
+    struct Impl;
+    std::unique_ptr<Impl> _impl;
+};
+
+namespace experimental
+{
+/** Basic function to perform tensor slicing */
+class NESlice : public INEOperator
+{
+public:
+    /** Configure kernel
+     *
+     * @note Supported tensor rank: up to 4
+     * @note Start indices must be non-negative. 0 <= starts[i]
+     * @note End coordinates can be negative, which represents the number of elements before the end of that dimension.
+     * @note End indices are not inclusive unless negative.
+     *
+     * @param[in]  input  Source tensor info. Data type supported: All
+     * @param[out] output Destination tensor info. Data type supported: Same as @p input
+     * @param[in]  starts The starts of the dimensions of the input tensor to be sliced. The length must be of rank(input).
+     * @param[in]  ends   The ends of the dimensions of the input tensor to be sliced. The length must be of rank(input).
+     */
+    void configure(const ITensorInfo *input, ITensorInfo *output, const Coordinates &starts, const Coordinates &ends);
+
+    /** Static function to check if given info will lead to a valid configuration of @ref NESlice
+     *
+     * @note Supported tensor rank: up to 4
+     * @note Start indices must be non-negative. 0 <= starts[i]
+     * @note End coordinates can be negative, which represents the number of elements before the end of that dimension.
+     * @note End indices are not inclusive unless negative.
+     *
+     * @param[in] input  Source tensor info. Data type supported: All
+     * @param[in] output Destination tensor info. Data type supported: Same as @p input
+     * @param[in] starts The starts of the dimensions of the input tensor to be sliced. The length must be of rank(input).
+     * @param[in] ends   The ends of the dimensions of the input tensor to be sliced. The length must be of rank(input).
+     *
+     * @return A status
+     */
+    static Status
+    validate(const ITensorInfo *input, const ITensorInfo *output, const Coordinates &starts, const Coordinates &ends);
 };
+} // namespace experimental
 } // namespace arm_compute
 #endif /* ARM_COMPUTE_NE_SLICE_H */